The best leaders are those who empower others to achieve their full potential.

And that's a lot of the reason why we care so much about our careers and indeed start caring so much about material goods. You know, we're often told that we live in very materialistic times, that we're all greedy people. I don't think we are particularly materialistic. I think we live in a society which has simply pegged certain emotional rewards to the acquisition of material goods. It's not the material goods we want;

作物的多样性和思想的多样性同样重要；两者都是韧性的关键。